Optical characteristics and solar cell performance of (MAPbBr3)x ((MACl)0.28FA0.98Cs0.02PbI3)1−x with various composition ratios. - El-naggar, A. M.; Osman, M. M.; Alanazi, Anwar Q.; Mohamed, Mohamed Bakr; Aldhafiri, A. M.; Heiba, Zein K.; Albrithen, H. A. (Journal of Materials Science: Materials in Electronics, 2022)